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[RFC PATCH v2 25/44] target/loongarch: Implement vsrlr vsrar
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From: |
Song Gao |
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Subject: |
[RFC PATCH v2 25/44] target/loongarch: Implement vsrlr vsrar |
|
Date: |
Tue, 28 Mar 2023 11:06:12 +0800 |
This patch includes:
- VSRLR[I].{B/H/W/D};
- VSRAR[I].{B/H/W/D}.
Signed-off-by: Song Gao <gaosong@loongson.cn>
---
target/loongarch/disas.c | 18 ++++
target/loongarch/helper.h | 18 ++++
target/loongarch/insn_trans/trans_lsx.c.inc | 18 ++++
target/loongarch/insns.decode | 18 ++++
target/loongarch/lsx_helper.c | 104 ++++++++++++++++++++
5 files changed, 176 insertions(+)
diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c
index 087cac10ad..c62b6720ec 100644
--- a/target/loongarch/disas.c
+++ b/target/loongarch/disas.c
@@ -1148,3 +1148,21 @@ INSN_LSX(vsllwil_hu_bu, vv_i)
INSN_LSX(vsllwil_wu_hu, vv_i)
INSN_LSX(vsllwil_du_wu, vv_i)
INSN_LSX(vextl_qu_du, vv)
+
+INSN_LSX(vsrlr_b, vvv)
+INSN_LSX(vsrlr_h, vvv)
+INSN_LSX(vsrlr_w, vvv)
+INSN_LSX(vsrlr_d, vvv)
+INSN_LSX(vsrlri_b, vv_i)
+INSN_LSX(vsrlri_h, vv_i)
+INSN_LSX(vsrlri_w, vv_i)
+INSN_LSX(vsrlri_d, vv_i)
+
+INSN_LSX(vsrar_b, vvv)
+INSN_LSX(vsrar_h, vvv)
+INSN_LSX(vsrar_w, vvv)
+INSN_LSX(vsrar_d, vvv)
+INSN_LSX(vsrari_b, vv_i)
+INSN_LSX(vsrari_h, vv_i)
+INSN_LSX(vsrari_w, vv_i)
+INSN_LSX(vsrari_d, vv_i)
diff --git a/target/loongarch/helper.h b/target/loongarch/helper.h
index 0266b9a4ad..c28353d822 100644
--- a/target/loongarch/helper.h
+++ b/target/loongarch/helper.h
@@ -376,3 +376,21 @@ DEF_HELPER_4(vsllwil_hu_bu, void, env, i32, i32, i32)
DEF_HELPER_4(vsllwil_wu_hu, void, env, i32, i32, i32)
DEF_HELPER_4(vsllwil_du_wu, void, env, i32, i32, i32)
DEF_HELPER_3(vextl_qu_du, void, env, i32, i32)
+
+DEF_HELPER_4(vsrlr_b, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlr_h, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlr_w, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlr_d, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlri_b, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlri_h, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlri_w, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrlri_d, void, env, i32, i32, i32)
+
+DEF_HELPER_4(vsrar_b, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrar_h, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrar_w, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrar_d, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrari_b, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrari_h, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrari_w, void, env, i32, i32, i32)
+DEF_HELPER_4(vsrari_d, void, env, i32, i32, i32)
diff --git a/target/loongarch/insn_trans/trans_lsx.c.inc
b/target/loongarch/insn_trans/trans_lsx.c.inc
index fb40aaf5ad..2ee763fb32 100644
--- a/target/loongarch/insn_trans/trans_lsx.c.inc
+++ b/target/loongarch/insn_trans/trans_lsx.c.inc
@@ -2675,3 +2675,21 @@ TRANS(vsllwil_hu_bu, gen_vv_i, gen_helper_vsllwil_hu_bu)
TRANS(vsllwil_wu_hu, gen_vv_i, gen_helper_vsllwil_wu_hu)
TRANS(vsllwil_du_wu, gen_vv_i, gen_helper_vsllwil_du_wu)
TRANS(vextl_qu_du, gen_vv, gen_helper_vextl_qu_du)
+
+TRANS(vsrlr_b, gen_vvv, gen_helper_vsrlr_b)
+TRANS(vsrlr_h, gen_vvv, gen_helper_vsrlr_h)
+TRANS(vsrlr_w, gen_vvv, gen_helper_vsrlr_w)
+TRANS(vsrlr_d, gen_vvv, gen_helper_vsrlr_d)
+TRANS(vsrlri_b, gen_vv_i, gen_helper_vsrlri_b)
+TRANS(vsrlri_h, gen_vv_i, gen_helper_vsrlri_h)
+TRANS(vsrlri_w, gen_vv_i, gen_helper_vsrlri_w)
+TRANS(vsrlri_d, gen_vv_i, gen_helper_vsrlri_d)
+
+TRANS(vsrar_b, gen_vvv, gen_helper_vsrar_b)
+TRANS(vsrar_h, gen_vvv, gen_helper_vsrar_h)
+TRANS(vsrar_w, gen_vvv, gen_helper_vsrar_w)
+TRANS(vsrar_d, gen_vvv, gen_helper_vsrar_d)
+TRANS(vsrari_b, gen_vv_i, gen_helper_vsrari_b)
+TRANS(vsrari_h, gen_vv_i, gen_helper_vsrari_h)
+TRANS(vsrari_w, gen_vv_i, gen_helper_vsrari_w)
+TRANS(vsrari_d, gen_vv_i, gen_helper_vsrari_d)
diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode
index 23dd338026..a217411113 100644
--- a/target/loongarch/insns.decode
+++ b/target/loongarch/insns.decode
@@ -848,3 +848,21 @@ vsllwil_hu_bu 0111 00110000 11000 01 ... ..... .....
@vv_ui3
vsllwil_wu_hu 0111 00110000 11000 1 .... ..... ..... @vv_ui4
vsllwil_du_wu 0111 00110000 11001 ..... ..... ..... @vv_ui5
vextl_qu_du 0111 00110000 11010 00000 ..... ..... @vv
+
+vsrlr_b 0111 00001111 00000 ..... ..... ..... @vvv
+vsrlr_h 0111 00001111 00001 ..... ..... ..... @vvv
+vsrlr_w 0111 00001111 00010 ..... ..... ..... @vvv
+vsrlr_d 0111 00001111 00011 ..... ..... ..... @vvv
+vsrlri_b 0111 00101010 01000 01 ... ..... ..... @vv_ui3
+vsrlri_h 0111 00101010 01000 1 .... ..... ..... @vv_ui4
+vsrlri_w 0111 00101010 01001 ..... ..... ..... @vv_ui5
+vsrlri_d 0111 00101010 0101 ...... ..... ..... @vv_ui6
+
+vsrar_b 0111 00001111 00100 ..... ..... ..... @vvv
+vsrar_h 0111 00001111 00101 ..... ..... ..... @vvv
+vsrar_w 0111 00001111 00110 ..... ..... ..... @vvv
+vsrar_d 0111 00001111 00111 ..... ..... ..... @vvv
+vsrari_b 0111 00101010 10000 01 ... ..... ..... @vv_ui3
+vsrari_h 0111 00101010 10000 1 .... ..... ..... @vv_ui4
+vsrari_w 0111 00101010 10001 ..... ..... ..... @vv_ui5
+vsrari_d 0111 00101010 1001 ...... ..... ..... @vv_ui6
diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c
index 72efdd5a74..a33bb11aee 100644
--- a/target/loongarch/lsx_helper.c
+++ b/target/loongarch/lsx_helper.c
@@ -1071,3 +1071,107 @@ VSLLWIL(vsllwil_d_w, 64, int64_t, int32_t, D, W)
VSLLWIL(vsllwil_hu_bu, 16, uint16_t, uint8_t, H, B)
VSLLWIL(vsllwil_wu_hu, 32, uint32_t, uint16_t, W, H)
VSLLWIL(vsllwil_du_wu, 64, uint64_t, uint32_t, D, W)
+
+#define do_vsrlr(E, T) \
+static T do_vsrlr_ ##E(T s1, int sh) \
+{ \
+ if (sh == 0) { \
+ return s1; \
+ } else { \
+ return (s1 >> sh) + ((s1 >> (sh - 1)) & 0x1); \
+ } \
+}
+
+do_vsrlr(B, uint8_t)
+do_vsrlr(H, uint16_t)
+do_vsrlr(W, uint32_t)
+do_vsrlr(D, uint64_t)
+
+#define VSRLR(NAME, BIT, T, E) \
+void HELPER(NAME)(CPULoongArchState *env, \
+ uint32_t vd, uint32_t vj, uint32_t vk) \
+{ \
+ int i; \
+ VReg *Vd = &(env->fpr[vd].vreg); \
+ VReg *Vj = &(env->fpr[vj].vreg); \
+ VReg *Vk = &(env->fpr[vk].vreg); \
+ \
+ for (i = 0; i < LSX_LEN/BIT; i++) { \
+ Vd->E(i) = do_vsrlr_ ## E(Vj->E(i), ((T)Vk->E(i))%BIT); \
+ } \
+}
+
+VSRLR(vsrlr_b, 8, uint8_t, B)
+VSRLR(vsrlr_h, 16, uint16_t, H)
+VSRLR(vsrlr_w, 32, uint32_t, W)
+VSRLR(vsrlr_d, 64, uint64_t, D)
+
+#define VSRLRI(NAME, BIT, E) \
+void HELPER(NAME)(CPULoongArchState *env, \
+ uint32_t vd, uint32_t vj, uint32_t imm) \
+{ \
+ int i; \
+ VReg *Vd = &(env->fpr[vd].vreg); \
+ VReg *Vj = &(env->fpr[vj].vreg); \
+ \
+ for (i = 0; i < LSX_LEN/BIT; i++) { \
+ Vd->E(i) = do_vsrlr_ ## E(Vj->E(i), imm); \
+ } \
+}
+
+VSRLRI(vsrlri_b, 8, B)
+VSRLRI(vsrlri_h, 16, H)
+VSRLRI(vsrlri_w, 32, W)
+VSRLRI(vsrlri_d, 64, D)
+
+#define do_vsrar(E, T) \
+static T do_vsrar_ ##E(T s1, int sh) \
+{ \
+ if (sh == 0) { \
+ return s1; \
+ } else { \
+ return (s1 >> sh) + ((s1 >> (sh - 1)) & 0x1); \
+ } \
+}
+
+do_vsrar(B, int8_t)
+do_vsrar(H, int16_t)
+do_vsrar(W, int32_t)
+do_vsrar(D, int64_t)
+
+#define VSRAR(NAME, BIT, T, E) \
+void HELPER(NAME)(CPULoongArchState *env, \
+ uint32_t vd, uint32_t vj, uint32_t vk) \
+{ \
+ int i; \
+ VReg *Vd = &(env->fpr[vd].vreg); \
+ VReg *Vj = &(env->fpr[vj].vreg); \
+ VReg *Vk = &(env->fpr[vk].vreg); \
+ \
+ for (i = 0; i < LSX_LEN/BIT; i++) { \
+ Vd->E(i) = do_vsrar_ ## E(Vj->E(i), ((T)Vk->E(i))%BIT); \
+ } \
+}
+
+VSRAR(vsrar_b, 8, uint8_t, B)
+VSRAR(vsrar_h, 16, uint16_t, H)
+VSRAR(vsrar_w, 32, uint32_t, W)
+VSRAR(vsrar_d, 64, uint64_t, D)
+
+#define VSRARI(NAME, BIT, E) \
+void HELPER(NAME)(CPULoongArchState *env, \
+ uint32_t vd, uint32_t vj, uint32_t imm) \
+{ \
+ int i; \
+ VReg *Vd = &(env->fpr[vd].vreg); \
+ VReg *Vj = &(env->fpr[vj].vreg); \
+ \
+ for (i = 0; i < LSX_LEN/BIT; i++) { \
+ Vd->E(i) = do_vsrar_ ## E(Vj->E(i), imm); \
+ } \
+}
+
+VSRARI(vsrari_b, 8, B)
+VSRARI(vsrari_h, 16, H)
+VSRARI(vsrari_w, 32, W)
+VSRARI(vsrari_d, 64, D)
--
2.31.1
- [RFC PATCH v2 36/44] target/loongarch: Implement vseq vsle vslt, (continued)
- [RFC PATCH v2 36/44] target/loongarch: Implement vseq vsle vslt, Song Gao, 2023/03/27
- [RFC PATCH v2 37/44] target/loongarch: Implement vfcmp, Song Gao, 2023/03/27
- [RFC PATCH v2 38/44] target/loongarch: Implement vbitsel vset, Song Gao, 2023/03/27
- [RFC PATCH v2 18/44] target/loongarch: Implement vsat, Song Gao, 2023/03/27
- [RFC PATCH v2 42/44] target/loongarch: Implement vld vst, Song Gao, 2023/03/27
- [RFC PATCH v2 40/44] target/loongarch: Implement vreplve vpack vpick, Song Gao, 2023/03/27
- [RFC PATCH v2 43/44] target/loongarch: Implement vldi, Song Gao, 2023/03/27
- [RFC PATCH v2 41/44] target/loongarch: Implement vilvl vilvh vextrins vshuf, Song Gao, 2023/03/27
- [RFC PATCH v2 44/44] target/loongarch: Use {set/get}_gpr replace to cpu_fpr, Song Gao, 2023/03/27
- [RFC PATCH v2 26/44] target/loongarch: Implement vsrln vsran, Song Gao, 2023/03/27
- [RFC PATCH v2 25/44] target/loongarch: Implement vsrlr vsrar,
Song Gao <=
- [RFC PATCH v2 17/44] target/loongarch: Implement vdiv/vmod, Song Gao, 2023/03/27
- [RFC PATCH v2 27/44] target/loongarch: Implement vsrlrn vsrarn, Song Gao, 2023/03/27
- [RFC PATCH v2 29/44] target/loongarch: Implement vssrlrn vssrarn, Song Gao, 2023/03/27
- [RFC PATCH v2 34/44] target/loongarch: Implement LSX fpu arith instructions, Song Gao, 2023/03/27
- [RFC PATCH v2 39/44] target/loongarch: Implement vinsgr2vr vpickve2gr vreplgr2vr, Song Gao, 2023/03/27
- [RFC PATCH v2 13/44] target/loongarch: Implement vadda, Song Gao, 2023/03/27
- [RFC PATCH v2 09/44] target/loongarch: Implement vhaddw/vhsubw, Song Gao, 2023/03/27